An approval, by an authority, generally one that makes something valid.

(transitive) To ratify; to make valid. / (transitive) To give official authorization or approval to; to countenance. / (transitive) To penalize (a state etc.) with sanctions.

(US) A children's play area consisting of a box filled with sand. / A box filled with sand that is shaped to form a mould for metal casting.

(computing, transitive) To restrict (a program, etc.) by placing it in a sandbox.

simple past tense of sing

Alternative form of sheng (“Chinese wind instrument”)

(uncountable) Rock that is ground more finely than gravel, but is not as fine as silt (more formally, see grain sizes chart), forming beaches and deserts and also used in construction.

Of a light beige colour, like that of typical sand.

(transitive) To abrade the surface of (something) with sand or sandpaper in order to smooth or clean it. / (transitive) To cover with sand. / (transitive, historical) To blot ink using sand.

(colloquial) A sandpiper.